Chamberlain NTD2 Wireless Indoor/Outdoor Intercom-Weather Resistant
The Chamberlain 1-Channel Portable Intercom System provides a convenient means of communication both inside and outside your home. This wireless, battery-operated intercom system features a weather-resistant design that makes it suitable for a wide range of applications and offers a range of up to 1,000 ft. Compatible with the following Chamberlain wireless intercoms (models NDIS, NTD2, and NLS1).